842375871 has 12 divisors (see below), whose sum is σ = 1227929560. Its totient is φ = 556431120.

The previous prime is 842375867. The next prime is 842375893. The reversal of 842375871 is 178573248.

It is not a de Polignac number, because 842375871 - 2² = 842375867 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842375071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 428365 + ... + 430326.

Almost surely, 2^842375871 is an apocalyptic number.

842375871 is a deficient number, since it is larger than the sum of its proper divisors (385553689).

842375871 is a wasteful number, since it uses less digits than its factorization.

842375871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858806 (or 858803 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The square root of 842375871 is about 29023.7122194939. The cubic root of 842375871 is about 944.4275326763.

The spelling of 842375871 in words is "eight hundred forty-two million, three hundred seventy-five thousand, eight hundred seventy-one".